221568908

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{41617}}^1$

素因数の和:41654

約数の個数: 24

約数和(自身を含む): 426501264

約数和(自身を除く): 204932356

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 5324, 41617, 83234, 166468, 457787, 915574, 1831148, 5035657, 10071314, 20142628, 55392227, 110784454, 221568908]

約数ペア:

[(1, 221568908), (2, 110784454), (4, 55392227), (11, 20142628), (22, 10071314), (44, 5035657), (121, 1831148), (242, 915574), (484, 457787), (1331, 166468), (2662, 83234), (5324, 41617)]